FeS2Iron Sulfide
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FeS2, a typical contaminant in coals, readily undergoes oxidation and forms BAI and acid.
This leads to the appearance of a faint peak of FeS2 at 625 [cm.
Oxidation of isochemical FeS2 (marcasite-pyrite) by Acidithiobacillus thiooxidans and Acidithiobacillus ferrooxidans.
Minerales observados Minerales Formula Abreviatura Pirita FeS2 Py Manganita Mn3+O(OH) Man Goetita Fe3+O(OH) Gt Lepidocrocita g - Fe3+O(OH) Lp Calcopirita CuFeS2 Cp Magnetita (Fe3O4) Mt Covelita ZnS Ef Galena PbS Gn Electrum (Au, Ag) El Gangas GGs Tabla No.